#!/bin/bash

# 此脚本需要在镜像上传服务器（docker）节点执行,检测docker进程状态

# 系统ID
system_id=$(cat config.cnf | grep SystemId | awk -F "=" '{print $2}')
# 告警存放文件夹
alert_dir=$(cat config.cnf | grep AlertDir | awk -F "=" '{print $2}')
# 告警缓存文件
alarm_file_tmp="docker_check_alarm.txt"
echo -n "" >${alarm_file_tmp}
# 本机ip
local_ip=$(ifconfig -a | grep inet | grep -v 127.0.0.1 | grep -v inet6 | awk '{print $2}' | tr -d "addr:")

execute_cycle=$(cat config.cnf | grep ExecuteCycle | awk -F "=" '{print $2}')

# docker进程状态监控
docker_pro_check() {
    docker_pro=$(ps -ef | grep docker | grep -v grep | grep -v docker_check | wc -l)
	if [[ ${docker_pro} == 0 ]]; then
        # 进程状态不存在,告警
         ./gen_alarm.sh -g "应用进程监控" "docker服务状态异常,docker进程不存在,IP:$(hostname -I)" 3 "docker进程" "docker_pro" ${alarm_file_tmp}
    else
        # 告警存在,恢复原告警
        ./gen_alarm.sh -r "应用进程监控" "docker进程恢复正常,IP:$(hostname -I)" "docker进程" "docker_pro" ${alarm_file_tmp}
    fi
}

while true; do
    holidays_date=$(cat config.cnf | grep Holidays | awk -F "=" '{print $2}' | sed "s/,/ /g")
	current_date=$(date +'%Y-%m-%d')
	echo $holidays_date | grep -o $current_date >> /dev/null
	if [[ $? -eq 0 ]]; then
		exit 0
	else
		echo -n "" >${alarm_file_tmp}
		docker_pro_check
		# 将缓存告警放入告警文件夹
		./gen_alarm.sh -s ${alarm_file_tmp}
		sleep ${execute_cycle}
	fi
done
